A train 100 m long is running at the speed of 50 km/hr. The time (in second) in which it will pass a pole near the railway line is:
1
10.4
2
11.4
3
12.3
4
15.4
5
7.2
A train 100 m long is running at the speed of 50 km/hr. The time (in second) in which it will pass a pole near the railway line is:
10.4
11.4
12.3
15.4
7.2